US5538873AExpiredUtility

Bacterial strain of escherichia coli BKIIM B-3996 as the producer of l-threonine

Assignee: AJINOMOTO KKPriority: Oct 25, 1988Filed: Nov 9, 1994Granted: Jul 23, 1996

Est. expiryOct 25, 2008(expired)· nominal 20-yr term from priority

Inventors:Vladimir Georgievich Debabov Jury I. Kozlov Evgeny Moiseevich Khurges Vitaly Arkadievich Livshits Nelli Isaakovna Zhdanova Mikhail Markovich Gusyatiner Alexandr Konstantinovich Sokolov Tatyana Alexandrovna Bachina Nikolai Kazimirovich Yankovsky Jury Dmitrievich Tsygankov Andrei Jurievich Chistoserdov Tatyana Grigorievna Plotnikova Irina Clegovna Shakalis Alla Valentinovna Belareva Raisa Alexandrovna Arsatiants Albert Fedorovich Sholin Tamara Mikhailovna Pozdnyakova

C12R 2001/19Y10S435/849C12N 15/52C12P 13/08C12N 1/205C12N 15/70

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Abstract

A bacterial strain of Escherichia coli BKIIM B-3996, a producer of L-threonine, containing a recombinant plasmid pVIC40 and deposited on Nov. 19, 1987 in the collection of microorganism cultures at the USSR Antibiotics Research Institute under Reg. No. 1867.

Claims

exact text as granted — not AI-modified

We claim: 
     
       1. A method for producing L-threonine, comprising (a), culturing in a medium Escherichia coli strain BKIIM B-3996, which contains a recombinant plasmid pVIC40 and produces L-threonine, and is deposited at the All-Union Scientific Center of Antibiotics under Accession No. RIA 1867; (b), accumulating L-threonine in the medium, and (c), collecting L-threonine from the medium.

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